Tanning-drum.



No. 756,554. PATBNTED APR. 5, 1904.

B. A LEN, JR- TANNING DRUM.

APPLICATION FILED BIHT. 8, 1903. N0 MODEL.

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filttomnu di Eli). 756,554. Yatented April 5, 1904.

Unrrnn STATES PATENT OFFICE.

BONA ALLEN, JR, OF BUFORD, GEORGIA.

TANNING-DRUM.

SPECIFICATION forming part of Letters Patent No. 756,554, dated. April 5, 1904. Application filed ficptemher 8,1903. Serial No. 172,388. (No model.)

To all whom, it may concern:

Be it known that l, BoNA ALLEN, Jr. a citizen of the United States, residing at Buford, in the county of (iwinnett and State of Geor- I prefer to fasten the hides on the frames in opposite directions, as shown by the dotted lines at the top and bottom of Fig. 2. This causes a circulation of the liquor around the gia, have invented certain new and useful Imhides no matter which direction the drum is provements in Tanning-Drums; and I do hererevolved in. After the tanning operation is by declare the following to be a full, clear, finished the hinged door is opened and the and exact description of the invention, such as frames,with the hides attached thereto, lifted will enable others skilled in the art to which it out one by one for further treatment. appcrtains to make and use the same. Having thus described my invention, what My invention relates to an improvement in I claim as new, and desire to secure by Letters tanning-drums; and the object of my inven- Patent, is-.- tion is to provide a simple and inexpensive del 1. In a tanning-drum, the combination of vice of this class and one from which the racks the drum proper, guides secured thereto, and or frames support-i ig the hides may be easily i hide-carrying frames adapted to be slipped in, and quickly remm d. l one above the other between said guides, form- Nith these objects in view my invention ing a column of frames superposed above each consists in the construction and combinations other, substantially as described. of parts, as hereinafter described and claimed. 2. In a tanning-drum, the combination of in the accompanying drawings, Figure 1 I the body of the drum, provided with a hinged represents a side view of my invention, partly door, guides secured at each end of said drum, in section. I 2 represents a cross-section and hide-carrying frames adapted to he slipped of the same; and Fig. 3 represents a plan view down between said guides, and held in posiof one of the supporting racks or frames,show tion by said guides and the periphery of said ing in dotted lines a hide stretched thereon. drum, substantially as described.

it represents a drum provided with a cover 3. In a tanning-drum, the combination of fastened thereto by hinges 7). The cover is the body of the drum, provided with a hinged removably held in place by any suitable fasdoor,and the ends thereofprovidcd with guides tening means, such as a link 0 and eyelet d arranged parallel to each other, of hide-carand a pin (1. The drum is supported on shafts rying frames adapted to be slipped in between 7" and g, attached to the outside thereof,\vhicl1 said guides, said frames being provided attheir shafts are supported in a suitable frame. ends with spacing means, substantially as de- /t represents a pulley used for driving the scribed.

, drum. To each end of the drum are fastene .41. In a tanning-drum, the combination of parallel guides and j, between which the hidethe body of the drum, provided with a hinged supporting frames are adapted to be guided door, the ends of the drum provided with parand held. The frames themselves consist of allel guides, means for fastening said hinged end pieces 7c and cross slats or wires'l. The door in a closed position, with removable end pieces k, as shown in Figs. 1 and 2, are frames adapted to be slipped'down between considerably thicker than the slats, so that said guides and held in position by the pewhen the frames are piled up one above anriphery of the drum, each of said frames beother the slats are separated from each other ing provided with spacing means at its ends, by a short'distance. and. means for supporting and revolving said In the use of my invention the cover of the drum, substantially as described. d rum is opened and the framesnvith a hide fas- In testimony whereof I alfix my signature in toned to each one, are lowered into the drum presence of two witnesses. between the guides i and j until as many frames have been placed in the drumas the latter will. BONA ALLEN, J R hold. Tanning liquor is then run into the drum and the hinged door closed and fastened. Witnesses:

E. L. Loommn'r, T. Unnrr Marson.

' he drum is then revolved in either direction for a sullicient time to effect the tanning. 

